Epoxidation and oxidation gave the racemic C 18 - juvenile hormone.通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.In the epoxidation, chloroform and t butanol gave the best results.在环己烯环氧化反应中, 以氯仿和叔丁醇为溶剂时,环氧化反应的结果最好.Recent progress on asym...
当看到我的名字印成铅字时，我感到无比兴奋。I got a kick out of seeing my name in print.[ 刷 ] 这件稿子要用几种铅字排.This copy is hard [ runs ] on sorts.印刷厂缺乏铅字.The printers are short of types....
判决者必须在双方当事人中做公正的裁决.The adjudicator has to decide impartially between the two parties.判决者必须在双方当事人中作公正的裁决.The adjudicator have to decide impartially between the two parties.一些问题问了由判决者在一场英文比赛非常经常仍然跑在我.Some questions asked a...
A few faint gleams of sunshine lit up the gloomy afternoon.几束隐约的阳光使阴暗的下午有些明亮.Anger gleams in his eyes.他的眼中闪烁着愤怒.GLEAMS model was introduced to calculation of nitrate leaching in an agricultural catchment in Southeast Chi...